[PATCH 1/4] drm/gma500: Remove unused declarations and other cruft
kernel test robot
lkp at intel.com
Thu Mar 17 20:57:58 UTC 2022
Hi Patrik,
I love your patch! Perhaps something to improve:
[auto build test WARNING on drm/drm-next]
[also build test WARNING on drm-intel/for-linux-next drm-tip/drm-tip drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next v5.17-rc8 next-20220317]
[cannot apply to airlied/drm-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Patrik-Jakobsson/drm-gma500-Remove-unused-declarations-and-other-cruft/20220317-172741
base: git://anongit.freedesktop.org/drm/drm drm-next
config: i386-randconfig-m021 (https://download.01.org/0day-ci/archive/20220318/202203180409.kj2q4cgM-lkp@intel.com/config)
compiler: gcc-9 (Ubuntu 9.4.0-1ubuntu1~20.04) 9.4.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/0d50efabcb4ad52bd7a036e2542dbf51bbcf93b4
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Patrik-Jakobsson/drm-gma500-Remove-unused-declarations-and-other-cruft/20220317-172741
git checkout 0d50efabcb4ad52bd7a036e2542dbf51bbcf93b4
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/gma500/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/gma500/psb_drv.c:102:6: warning: no previous prototype for 'psb_spank' [-Wmissing-prototypes]
102 | void psb_spank(struct drm_psb_private *dev_priv)
| ^~~~~~~~~
vim +/psb_spank +102 drivers/gpu/drm/gma500/psb_drv.c
5c49fd3aa0ab02 Alan Cox 2011-11-03 95
5c209d8056b976 Patrik Jakobsson 2021-02-01 96 /**
5c209d8056b976 Patrik Jakobsson 2021-02-01 97 * psb_spank - reset the 2D engine
5c209d8056b976 Patrik Jakobsson 2021-02-01 98 * @dev_priv: our PSB DRM device
5c209d8056b976 Patrik Jakobsson 2021-02-01 99 *
5c209d8056b976 Patrik Jakobsson 2021-02-01 100 * Soft reset the graphics engine and then reload the necessary registers.
5c209d8056b976 Patrik Jakobsson 2021-02-01 101 */
5c209d8056b976 Patrik Jakobsson 2021-02-01 @102 void psb_spank(struct drm_psb_private *dev_priv)
5c209d8056b976 Patrik Jakobsson 2021-02-01 103 {
5c209d8056b976 Patrik Jakobsson 2021-02-01 104 PSB_WSGX32(_PSB_CS_RESET_BIF_RESET | _PSB_CS_RESET_DPM_RESET |
5c209d8056b976 Patrik Jakobsson 2021-02-01 105 _PSB_CS_RESET_TA_RESET | _PSB_CS_RESET_USE_RESET |
5c209d8056b976 Patrik Jakobsson 2021-02-01 106 _PSB_CS_RESET_ISP_RESET | _PSB_CS_RESET_TSP_RESET |
5c209d8056b976 Patrik Jakobsson 2021-02-01 107 _PSB_CS_RESET_TWOD_RESET, PSB_CR_SOFT_RESET);
5c209d8056b976 Patrik Jakobsson 2021-02-01 108 PSB_RSGX32(PSB_CR_SOFT_RESET);
5c209d8056b976 Patrik Jakobsson 2021-02-01 109
5c209d8056b976 Patrik Jakobsson 2021-02-01 110 msleep(1);
5c209d8056b976 Patrik Jakobsson 2021-02-01 111
5c209d8056b976 Patrik Jakobsson 2021-02-01 112 PSB_WSGX32(0, PSB_CR_SOFT_RESET);
5c209d8056b976 Patrik Jakobsson 2021-02-01 113 wmb();
5c209d8056b976 Patrik Jakobsson 2021-02-01 114 PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) | _PSB_CB_CTRL_CLEAR_FAULT,
5c209d8056b976 Patrik Jakobsson 2021-02-01 115 PSB_CR_BIF_CTRL);
5c209d8056b976 Patrik Jakobsson 2021-02-01 116 wmb();
5c209d8056b976 Patrik Jakobsson 2021-02-01 117 (void) PSB_RSGX32(PSB_CR_BIF_CTRL);
5c209d8056b976 Patrik Jakobsson 2021-02-01 118
5c209d8056b976 Patrik Jakobsson 2021-02-01 119 msleep(1);
5c209d8056b976 Patrik Jakobsson 2021-02-01 120 PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) & ~_PSB_CB_CTRL_CLEAR_FAULT,
5c209d8056b976 Patrik Jakobsson 2021-02-01 121 PSB_CR_BIF_CTRL);
5c209d8056b976 Patrik Jakobsson 2021-02-01 122 (void) PSB_RSGX32(PSB_CR_BIF_CTRL);
5c209d8056b976 Patrik Jakobsson 2021-02-01 123 PSB_WSGX32(dev_priv->gtt.gatt_start, PSB_CR_BIF_TWOD_REQ_BASE);
5c209d8056b976 Patrik Jakobsson 2021-02-01 124 }
5c209d8056b976 Patrik Jakobsson 2021-02-01 125
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